About This

• Accurate Automatic Hydrometer --- This product is designed with an automatic level function, can automatically identify the level to avoid errors.
• Accurate Sea Hydrometer --- Very accurate measurement readings, please rest assured to purchase. Suitable for fresh water and sea water
• Wide Range Of Applications --- Suitable for salt water and sea water fish . for testing salinity and specific of saltwater and seawater , including solubility and specific scales.
• Accurate Reading Brine --- Automatic accurate reading brine hydrometer, , and easy to read sea water hydrometer.
• Premium Quality --- Accurate, and easy to read. And each hydrometer has a laser engraved patent number.